Controller



FIG. 1 is a top, perspective view of a first embodiment of the controller showing the clamp in a retracted position;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and

FIG. 8 is a bottom, perspective view thereof.

FIG. 9 is a top, perspective view of a second embodiment of the controller showing the clamp in a retracted position;

FIG. 10 is a right side elevational view thereof;

FIG. 11 is a left side elevational view thereof;

FIG. 12 is a rear elevational view thereof;

FIG. 13 is a front elevational view thereof;

FIG. 14 is a top plan view thereof;

FIG. 15 is a bottom plan view thereof; and,

FIG. 16 is a bottom, perspective view thereof.

Broken lines are for illustrating portions of the controller which form no part of the claimed design. 

CLAIM I claim the ornamental design for a controller, as shown and described. 